Any boy want to talk I'm a girl 15

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

Solve -.016x= -16. need solving this

Ten members of balin's soccer team ran warm ups for practice. each member ran the same distance. their combined distance was 5/6 of a mile. to find the distance that each member ran, balin wrote the expression below.